Home / 17,926.65-26,837.39-12,571.27

Finding the Fourth Proportional to 17,926.65, 26,837.39 and 12,571.27

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Solution

The fourth proportional to 17,926.65, 26,837.39 and 12,571.27 is: 18,820.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,926.65 : 26,837.39 = 12,571.27 : x
  2. Step 2: Convert to fraction form
    17,926.65/26,837.39 = 12,571.27/x
  3. Step 3: Cross multiply
    17,926.65x = 26,837.39 × 12,571.27
  4. Step 4: Simplify right side
    17,926.65x = 337,380,040.12
  5. Step 5: Solve for x
    x = 337,380,040.12/17,926.65
  6. Step 6: Final answer
    x = 18,820.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.